Which of the following describes the action when the handle is moved to the start position of a drum-type motor controller used with a compound motor? A. Full current is supplied to the shunt field, series field, and armature. B. Full line current is supplied to the shunt and series fields, and reduced current is supplied to the armature. C. Full line current is supplied to the shunt field, and reduced current is supplied to the series field and the armature. D. Reduced line current is supplied to the shunt field, series field, and armature.